There is a new release of Oracle SQL Developer 188.8.131.52.14, a Java-based development environment for, well, databases.
Please note the automatic update will pick it up no earlier than Feb 2nd.
Also note that Oracle invents 5-part version numbers. Or even 6, see Help, About, Extensions.
Major, Minor, Build, Revision, Patch, Release?
Soon we’ll be running out of names.